custom layer test

This commit is contained in:
2026-06-06 10:54:45 +02:00
parent 6fe64898cb
commit 14ed0699e9
+275 -1
View File
@@ -1,4 +1,4 @@
import maplibregl from "maplibre-gl";
/*import maplibregl from "maplibre-gl";
import proj4 from "proj4";
import * as THREE from "three";
console.log(THREE);
@@ -433,4 +433,278 @@ colorButtons.forEach(button => {
});
});*/
import maplibregl from "maplibre-gl";
import proj4 from "proj4";
import * as THREE from "three";
proj4.defs(
"EPSG:25832",
"+proj=utm +zone=32 +ellps=GRS80 +units=m +no_defs"
);
const center = [9.209116842757239, 52.26520546238239];
const map = new maplibregl.Map({
container: "map",
style: "https://tiles.openfreemap.org/styles/bright",
center: center,
zoom: 17,
maxZoom: 24,
canvasContextAttributes: { antialias: true },
});
map.addControl(
new maplibregl.NavigationControl({
visualizePitch: true,
showZoom: true,
showCompass: true,
})
);
const coordinatesDiv = document.getElementById("coordinates");
map.on("mousemove", (e) => {
coordinatesDiv.innerHTML = `Lon: ${e.lngLat.lng.toFixed(5)}° | Lat: ${e.lngLat.lat.toFixed(5)}°`;
});
var pointBudget = document.getElementById("pointSlider").value;
var pointSize = document.getElementById("pointSizeSlider").value;
const elRenderArea = document.getElementById("potree_render_area");
const viewer = new Potree.Viewer(elRenderArea, { noDragAndDrop: true });
viewer.setEDLEnabled(false);
viewer.setFOV(60);
viewer.setPointBudget(pointBudget);
viewer.setMinNodeSize(pointSize);
viewer.setBackground("none");
viewer.orbitControls.enabled = false;
viewer.fpControls.enabled = false;
viewer.deviceControls.enabled = false;
const originLngLat = { lng: center[0], lat: center[1] };
const originMercator = maplibregl.MercatorCoordinate.fromLngLat(originLngLat, 0);
const metersToMercator = originMercator.meterInMercatorCoordinateUnits();
const potreeLayer = {
id: "potree-pointcloud",
type: "custom",
renderingMode: "3d",
onAdd(map, gl) {
this.map = map;
this.gl = gl;
this.camera = new THREE.Camera();
this.renderer = new THREE.WebGLRenderer({
canvas: map.getCanvas(),
context: gl,
antialias: true,
});
this.renderer.autoClear = false;
this.scene = new THREE.Scene();
},
render(gl, args) {
if (!currentPointCloud) return;
const m = new THREE.Matrix4().fromArray(
args.defaultProjectionData.mainMatrix
);
const [originX, originY] = proj4("EPSG:4326", "EPSG:25832", [
center[0],
center[1],
]);
const l = new THREE.Matrix4()
.makeTranslation(
-originX * metersToMercator + originMercator.x,
originY * metersToMercator - originMercator.y,
0
)
.premultiply(
new THREE.Matrix4().makeScale(
metersToMercator,
-metersToMercator,
metersToMercator
)
);
this.camera.projectionMatrix = m.multiply(l);
this.renderer.resetState();
this.renderer.render(viewer.scene.scene, this.camera);
this.map.triggerRepaint();
},
};
map.on("style.load", () => {
map.addLayer(potreeLayer);
});
var quality = "medium";
let currentPointCloud = null;
let isVisible = true;
function getPointCloudFiles() {
return {
first: `http://ar2350.web-01.fbbgg.hs-woe.de/Punktwolken%20konvertiert%20potree%20Format/sp1_${quality}/metadata.json`,
second: `http://ar2350.web-01.fbbgg.hs-woe.de/Punktwolken%20konvertiert%20potree%20Format/sp2_${quality}/metadata.json`,
third: `http://ar2350.web-01.fbbgg.hs-woe.de/Punktwolken%20konvertiert%20potree%20Format/sp3_${quality}/metadata.json`,
};
}
function loadPointCloud(path) {
if (currentPointCloud) {
const index = viewer.scene.pointclouds.indexOf(currentPointCloud);
if (index !== -1) viewer.scene.pointclouds.splice(index, 1);
if (currentPointCloud.parent) currentPointCloud.parent.remove(currentPointCloud);
currentPointCloud = null;
map.triggerRepaint();
}
if (!path || !isVisible) return;
Potree.loadPointCloud(path, "punktwolke", function (e) {
currentPointCloud = e.pointcloud;
viewer.scene.addPointCloud(currentPointCloud);
let material = currentPointCloud.material;
material.size = 1;
material.pointSizeType = Potree.PointSizeType.ADAPTIVE;
map.triggerRepaint();
});
}
function changeBaseMap(newMap) {
var basemapStyle;
switch (newMap) {
case "openfree_dark":
basemapStyle = "https://tiles.openfreemap.org/styles/dark";
break;
case "openfree_bright":
basemapStyle = "https://tiles.openfreemap.org/styles/bright";
break;
case "openfree_liberty":
basemapStyle = "https://tiles.openfreemap.org/styles/liberty";
break;
case "google_satellite":
basemapStyle = {
version: 8,
sources: {
"raster-tiles": {
type: "raster",
tiles: ["https://api.maptiler.com/tiles/satellite-v2/{z}/{x}/{y}.jpg?key=6mG881AthmTTWyLvFyjH"],
tileSize: 256,
attribution: "© MapTiler",
},
},
layers: [{ id: "satellite-layer", type: "raster", source: "raster-tiles" }],
};
break;
case "terrain":
basemapStyle = {
version: 8,
sources: {
topo: { type: "raster", url: "https://api.maptiler.com/maps/topo-v4/tiles.json?key=6mG881AthmTTWyLvFyjH", tileSize: 256 },
terrainSource: { type: "raster-dem", url: "https://tiles.mapterhorn.com/tilejson.json" },
hillshadeSource: { type: "raster-dem", url: "https://tiles.mapterhorn.com/tilejson.json" },
},
layers: [
{ id: "topo", type: "raster", source: "topo" },
{ id: "hills", type: "hillshade", source: "hillshadeSource", layout: { visibility: "visible" }, paint: { "hillshade-shadow-color": "#473B24" } },
],
terrain: { source: "terrainSource", exaggeration: 1 },
sky: {},
};
break;
case "satellite_terrain":
basemapStyle = {
version: 8,
sources: {
"raster-tiles": { type: "raster", tiles: ["https://api.maptiler.com/tiles/satellite-v2/{z}/{x}/{y}.jpg?key=6mG881AthmTTWyLvFyjH"], tileSize: 256, attribution: "© MapTiler" },
terrainSource: { type: "raster-dem", url: "https://tiles.mapterhorn.com/tilejson.json" },
hillshadeSource: { type: "raster-dem", url: "https://tiles.mapterhorn.com/tilejson.json" },
},
layers: [
{ id: "raster-tiles", type: "raster", source: "raster-tiles" },
{ id: "hills", type: "hillshade", source: "hillshadeSource", layout: { visibility: "visible" }, paint: { "hillshade-shadow-color": "#473B24" } },
],
terrain: { source: "terrainSource", exaggeration: 1 },
sky: {},
};
break;
}
map.setStyle(basemapStyle);
map.once("style.load", () => {
map.addLayer(potreeLayer);
});
}
document.querySelector("#disable").addEventListener("click", function () {
isVisible = !isVisible;
if (currentPointCloud) currentPointCloud.visible = isVisible;
this.textContent = isVisible ? "Punktwolke ausblenden" : "Punktwolke anzeigen";
});
document.querySelector('select[name="basemap"]').addEventListener("change", (e) => {
changeBaseMap(e.target.value);
});
document.querySelector('select[name="pointcloud"]').addEventListener("change", (e) => {
const files = getPointCloudFiles();
loadPointCloud(files[e.target.value]);
});
document.getElementById("location").addEventListener("click", () => {
map.flyTo({ center, zoom: 17 });
});
var pointCountSlider = document.getElementById("pointSlider");
var pointCountOutput = document.getElementById("pointSliderValue");
pointCountOutput.innerHTML = "Dargestellte Punkte: " + Number(pointCountSlider.value).toLocaleString();
pointCountSlider.oninput = function () {
pointCountOutput.innerHTML = "Dargestellte Punkte: " + Number(this.value).toLocaleString("de-DE");
viewer.setPointBudget(this.value);
};
document.getElementById("pointSizeSlider").oninput = function () {
viewer.setMinNodeSize(this.value);
};
const closeButton = document.getElementById("closeSideBarButton");
const sidebar = document.getElementById("sidebar");
const openOuter = document.getElementById("openButtonOuter");
if (closeButton) {
closeButton.addEventListener("click", () => {
const rect = closeButton.getBoundingClientRect();
sidebar.style.display = "none";
openOuter.innerHTML = "<button class='sideBarButtons' id='openSideBarButton' title='Menü ausklappen'>>></button>";
const openButton = document.getElementById("openSideBarButton");
openButton.style.top = `${rect.top + window.scrollY - 2}px`;
openButton.addEventListener("click", () => {
sidebar.style.display = "flex";
openOuter.innerHTML = "";
});
});
}
document.querySelectorAll(".qualityButtons").forEach((btn) => {
btn.addEventListener("click", () => {
quality = btn.id;
if (currentPointCloud) {
const files = getPointCloudFiles();
loadPointCloud(files[document.getElementById("pointcloud").value]);
}
document.querySelectorAll(".qualityButtons").forEach((b) => b.classList.remove("active"));
btn.classList.add("active");
});
});
document.querySelectorAll(".colorButtons").forEach((btn) => {
btn.addEventListener("click", () => {
document.querySelectorAll(".colorButtons").forEach((b) => b.classList.remove("active"));
btn.classList.add("active");
});
});